22020021002 has 8 divisors (see below), whose sum is σ = 37748607456. Its totient is φ = 9437151852.

The previous prime is 22020020993. The next prime is 22020021019. The reversal of 22020021002 is 20012002022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 786429308 + ... + 786429335.

It is an arithmetic number, because the mean of its divisors is an integer number (4718575932).

Almost surely, 2^22020021002 is an apocalyptic number.

22020021002 is a deficient number, since it is larger than the sum of its proper divisors (15728586454).

22020021002 is a wasteful number, since it uses less digits than its factorization.

22020021002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1572858652.

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 22020021002 its reverse (20012002022), we get a palindrome (42032023024).

The spelling of 22020021002 in words is "twenty-two billion, twenty million, twenty-one thousand, two".